Don't get astounded! But these are the secrets that will tumble out in the upcoming episode of Koffee with Karan.

The two Bollywood bachchas are all grown up.. Or have they? Varun Dhawan and Arjun Kapoor will leave you rolling on the floor laughing in the next episode of Karan Johar's celebrity show.

Unapologetic, honest and absolutely hilarious, the duo promise to keep the momentum soaring as they battle the barrage of questions that Karan throws at them. The episode will see childhood secrets being spilled as Varun reveals that he harbored nudist-like tendencies as a child stating "I would run around in my underwear". And when pressed upon what he is doing about sex now that he is single, Arjun states with an absolutely straight face "Having it!.. leaving Karan Johar absolutely stumped.

The sneak peek also gives us a glimpse of the impromptu acting challenge Karan set for Varun and Arjun. From Varun speaking in Marathi saying 'Kai Zaala' to Arjun speaking in Punjabi and impersonating an angry young man, their acting is sure to leave everyone in splits!

Get ready for multi lingual gibberish, dramatic acting and candid answers from both the leading actors in Koffee with Karan Season 5, Sunday at 9pm only on Star World and Star World HD.

Have a sneak peek of the show:

Unapologetic, honest & simply hilarious! @arjunk26 & @Varun_dvn take on @karanjohar in an action-packed episode of #KWKonSW next week! pic.twitter.com/qbibvWRpaJ

— Star World (@StarWorldIndia) November 13, 2016